Home / 12,098,515.60-18,147,773.40-10,456,224.40

Finding the Fourth Proportional to 12,098,515.60, 18,147,773.40 and 10,456,224.40

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Solution

The fourth proportional to 12,098,515.60, 18,147,773.40 and 10,456,224.40 is: 15,684,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,515.60 : 18,147,773.40 = 10,456,224.40 : x
  2. Step 2: Convert to fraction form
    12,098,515.60/18,147,773.40 = 10,456,224.40/x
  3. Step 3: Cross multiply
    12,098,515.60x = 18,147,773.40 × 10,456,224.40
  4. Step 4: Simplify right side
    12,098,515.60x = 189,757,191,030,750.94
  5. Step 5: Solve for x
    x = 189,757,191,030,750.94/12,098,515.60
  6. Step 6: Final answer
    x = 15,684,336.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.